CN1303145A

CN1303145A - Socket connector

Info

Publication number: CN1303145A
Application number: CN 99119907
Authority: CN
Inventors: 吴熴灿
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 1999-10-29
Filing date: 1999-10-29
Publication date: 2001-07-11
Anticipated expiration: 2019-10-29
Also published as: CN1101982C

Abstract

A socket connector is composed of insulated main body and several conductive terminals. Said main body has at least one plug-in hole for receiving the terminal which is composed of the first, the second and the third conductive terminals, each having an elastic contact arm extended axially toward the hole and a connecting pin for connecting the circuit board. The first and the second terminals have symmetrical connecting surfaces for selectively connecting circuir board in different directions.

Description

Socket connector

The present invention is relevant a kind of socket connector, refers to the socket connector of the conducting terminal that a kind of tool selectively engages with same circuit board with opposite composition surface, two kinds of orientation especially.

In recent years, along with the high speed development of various miniature electronic utensils such as technology such as mobile phone, notebook computer, socket connector these movably the application on the miniature electronic device day by day increase, relevant design sees also United States Patent (USP) the 4th, 937,404,5,092,795,5,782,646 and 5,812, cases such as No. 660.See also shown in Figure 6, existing socket connector mainly includes insulation shell 100, it is typically provided with the cylindrical docking section 101 of tool hollow hole, and hollow hole partly forms a spliced eye 102 for the plug insertion, several conducting terminals 200,300 and 400 are separately positioned on the rearward end and the left side of socket connector, right both sides, it is respectively equipped with the suitable flexible contact portion 201 of tool, 301 and 401, these contact portions protrude in these spliced eye 102 annulars and electrically conduct to connect with plug, and respectively be provided with pin 202,302 and 402 extend outside the insulation shell, and can adopt the solid welding of surface adhesion technology on corresponding circuit connection pad on the circuit board.In addition, this existing socket connector generally is equipped with the terminal 500 that is specifically designed to ground connection, and it also has one and protrudes into the contact portion 501 in the spliced eye 102 and extend the outer pin 502 of insulation shell 100, to eliminate electrostatic charge and electromagnetic interference.

Yet, in the aforementioned existing structure, organize the position relation of the pin 302,402 of the conducting terminal 300,400 that is located at the socket connector left and right sides respectively with respect to conducting terminal integral body, determined that these conducting terminal 300,400 assembling positions on socket connector are unique and fixing, it is the left side that terminal 300 must be assembled in socket connector, and terminal 400 must be assembled in the right side, and the two can not mutually adjust transposition.The unifaciality of this kind conducting terminal direction of welding makes that no shared property can be sayed between conducting terminal, if when the situation of adjusting and exchanging terminal position is arranged, these existing designs obviously can't reach predetermined requirement under given conditions.

The object of the invention is to provide a kind of applicability socket connector strong and applied widely and terminal thereof.

The objective of the invention is to be achieved through the following technical solutions: socket connector of the present invention includes structures such as insulating body and several conducting terminals, conducting terminal is located at the spliced eye inboard of insulating body, it comprises the 3rd terminal that branch is located at first, second terminal of the left and right sides in the spliced eye and is located at the spliced eye rear end side, each terminal is equipped with towards the spliced eye central axial direction and protrudes out and the suitable elasticity of tool and can keep the contact arm of good butt with plug, and extend insulating body outer with the pin of circuit board welding.Wherein, the pin of first and second terminal includes first composition surface and second composition surface respectively, and this first and second composition surface is that the central axis along terminal pin bearing of trend is and is symmetrical arranged.Like this, first and second composition surface corresponding to pin, this first and second terminal has two kinds of different joint orientation respectively and is engaged on the same circuit board, makes the assembling of this first and second terminal and junction can mutually adjust transposition, and improves the applicable performance of these terminals.

According to above-mentioned feature, wherein the pin of these terminals extends to medium position place, insulating body rear surface, and each terminal pin all is on the same horizontal plane in order to the composition surface that engages with circuit board, and this socket connector can be engaged with circuit board with the juncture of " heavy board-like ".

Compared with prior art, the invention has the advantages that: the conducting terminal of socket connector of the present invention selectively engages with same circuit board with opposite composition surface, two kinds of orientation, make can optionally mutually adjust between conducting terminal the transposition and do not influence its with circuit board between engage, and reach the purpose that increases the socket connector applicability, and can improve the conducting terminal assembling simultaneously, engage the flexibility when being used in different electronic installation.

The present invention is further illustrated below in conjunction with drawings and Examples.

Fig. 1 is the stereogram that the local member of the present invention decomposes.

Fig. 2 and Fig. 3 show that respectively conducting terminal of the present invention is bonded on the stereogram on two kinds of different azimuth of circuit board.

Fig. 4 is that the present invention is bonded on overlooking of circuit board and partial sectional view.

Fig. 5 is side-looking and the partial sectional view that the present invention is bonded on circuit board.

Fig. 6 is the three-dimensional exploded view of existing socket connector.

See also Fig. 1 to shown in Figure 4, socket connector of the present invention comprises elements such as insulating body 1, the first terminal 2, second terminal 3 and the 3rd terminal 4.Wherein, insulating body 1 is a square body, the one side is made as front surface 11, opposite side then is made as rear surface 12 relatively, respectively be provided with spliced eye 13 in front surface 11 both sides, this spliced eye 13 is to extend and be through to its 12 places, rear surface and can supply plug (not shown) insertion wherein towards insulating body 1 is inner.Between this two spliced eye 13, be provided with the signal terminal conduit 16 of several channel form, and correspondence accommodates a signal terminal 17 in each conduit 16, in order to transmission telecommunication or electric power along front surface 11 and upper surface 14 again.Between these conduits 16 and its both sides spliced eye 13, respectively be provided with a location hole 15 again, can insert wherein and firm winding for the reference column (not shown) of plug.In addition, winding has bonding pad 19 respectively on the side surface 18 at insulating body 1 two ends, and this socket connector welding can be positioned at (with reference to Fig. 4 and Fig. 5) on the circuit board 5.

Still see also Fig. 1 to Fig. 4, first and second and three terminals are located at the and arranged on left and right sides of insulating body 1 spliced eye 13 inwalls and the rear end side of close rear surface 12 for 2,3 and 4 groups, wherein the first terminal 2 has a rectangle base portion 21, this base portion 21 along the both end sides of longitudinally respectively towards extending elastic contact arm 23 and pin 25 away from the direction of base portion 21, and the terminal suitably bending of this elastic contact arm 23 and convex to form a contact site 24 towards the central axis of spliced eye 13.Second terminal 3 also is provided with a rectangle base portion 31, this base portion 31 along the both end sides of longitudinally respectively towards extending an Extendible flake 36 and a pin 35 away from base portion 31 directions, and make an elastic contact arm 33 in these Extendible flake 36 upper punches, it extends and its terminal suitably bending is formed with contact site 34 towards the central axis projection of spliced eye 13 towards base portion 31 directions.In addition, the in addition both sides of this first and second terminal 2,3 all bend and are provided with

interference piece

22,32, with these terminal strong fixs in spliced eye 13.As for the 3rd terminal 4, it is provided with base portion 41, and these base portion 41 and arranged on left and right sides respectively are extended with and bend to rough elastic contact arm 43 perpendicular to base portion 41 certainly, and the end of each elastic contact arm 43 also is formed with a contact site 44.From base portion 41 upper and lower both sides then respectively back-flexing be extended with pin 45 and interference piece 42, to engage fixing (with reference to Fig. 5) with circuit board 5 and insulating body 1 respectively.

The pin 25,35 of above-mentioned first and second terminal 2,3 has identical construction, it slightly is horizontal A shape, each pin includes first composition surface 251,351 and second composition surface 252,352 that is set in parallel behind the bifurcated, and is provided with a rib 253,353 between this two composition surface to strengthen the intensity on these composition surfaces.

Please refer to Fig. 2 and Fig. 3, borrow the structure of aforementioned pin 25,35, this first and second terminal 2,3 (only showing the first terminal 2 among the figure) selectively engages with circuit board 5 with opposite composition surface 251 or 252 (351 or 352), two kinds of orientation: when this first terminal 2 borrowed first composition surface 251 of its pin 25 to engage with circuit board 5, the contact site 24 of its convex was towards right direction shown in Figure 2; And when it engaged with circuit board 5 with second composition surface 252,24 of the contact sites of this convex were towards left direction shown in Figure 3.Therefore, this first and second terminal 2,3 can optionally be mutually adjusted transposition, thereby the flexibility that improves the socket connector assembling and engage strengthens its serviceability.

Other sees also Fig. 4 and Fig. 5, and the

25,35 and 45 of each terminal all extends to the central part place of insulating body 1 rear surface 12, and these pins are in order to be positioned on the same horizontal plane with circuit board 5 engagement surface and be the copline state.Socket connector is when assembling, one breach (figure does not show) of working as with the socket connector profile phase is set on circuit board 5 earlier, because the composition surface of each terminal pin is the middle part that is positioned at socket connector rear surface 12, make socket connector to engage with circuit board 5 in the winding mode of " heavy board-like ", be that circuit board 5 roughly is positioned at and socket connector rear surface 12 medium positions after the winding, thereby effectively reduce socket connector at the lip-deep height of circuit board 5 homonymies, be beneficial to the Bao Xiaohua that realizes electronic product.

Claims

1. socket connector, but its winding is on motherboard and in order to provide communication signal plug to peg graft, comprise insulating body and several conducting terminals, conducting terminal comprises first, second terminal of the spliced eye inwall both sides that are separately positioned on insulating body and is located at the 3rd terminal of this spliced eye rear end side, each terminal is equipped with towards the spliced eye central axial direction and protrudes out and the suitable elasticity of tool and can keep the contact arm of good butt with plug, and it is outer to be soldered to the pin of circuit board to extend insulating body; It is characterized in that: the pin of first and second terminal has included first composition surface and second composition surface, and each composition surface all can be welded mutually with circuit board and this first and second composition surface is that central axis along this terminal pin bearing of trend is and is symmetrical arranged.

2. socket connector according to claim 1 is characterized in that: described this pin slightly is horizontal A shape, and first and second composition surface is to be the setting that is parallel to each other behind the pin bifurcated.

3. socket connector according to claim 2 is characterized in that: near the rib that is provided with first and second composition surface intensity of reinforcement between described first and second composition surface its extending end.

4. according to claim 1 or 3 described socket connectors, it is characterized in that: the both sides of described insulating body respectively are provided with a spliced eye, between this two spliced eye and the outer fix place respectively be provided with some each and every one signal terminal conduits along the insulating body surface, and be embedded with a signal terminal in each conduit.

5. socket connector according to claim 4 is characterized in that: the side of spliced eye respectively is provided with the stationary positioned hole that is used for matching with the reference column of plug on the described front surface.

6. socket connector according to claim 5, it is characterized in that: the pin that is used for engaging with circuit board on described each terminal all extends to the rear surface central position of insulating body with respect to front surface, and the composition surface of the first terminal pin all is located in the same horizontal plane.

7. socket connector according to claim 6 is characterized in that: described respectively being provided with on insulating body both end sides surface is parallel to circuit board and can welds bonding pad on it.

8. conducting terminal, organize on the insulating body that is located at electric connector and electrically contact with the transmission telecommunication with the bonded circuitry plate and with the terminal of butt connector, it has base portion, this base portion one distolateral elastic contact arm that is extended with suitable length, the distolateral pin that engages in order to circuit board that then is extended with of relative another, it is characterized in that: this pin includes first composition surface and second composition surface, and each composition surface all can be welded mutually with circuit board and this first and second composition surface is that central axis along this terminal pin bearing of trend is and is symmetrical arranged.

9. conducting terminal according to claim 8 is characterized in that: described this pin is the A shape that slightly is horizontal, and first and second composition surface is to be the setting that is parallel to each other behind the pin bifurcated.

10. conducting terminal according to claim 9 is characterized in that: near the rib that is provided with first and second composition surface intensity of reinforcement between described first and second composition surface its extending end.